#491 fix nonetype error

3 years ago · 6df59157e4
parent e9992ae694
commit 6df59157e4
1 changed files with 3 additions and 1 deletions
--- a/modules/config.py
+++ b/modules/config.py
@ -100,7 +100,9 @@ class Config:
                changes = []
                def hooks(attr):
                    if attr in temp:
-                        changes.extend([w for w in util.get_list(temp.pop(attr), split=False) if w not in changes])
+                        items = util.get_list(temp.pop(attr), split=False)
+                        if items:
+                            changes.extend([w for w in items if w not in changes])
                hooks("collection_creation")
                hooks("collection_addition")
                hooks("collection_removal")